Five persons have been arrested in connection with a strange ship dumped off the shores at Prampram in Accra.Residents fear the scrapings of the ship had oil remnants and other toxic substances which were being dumped into the ocean.Officials of the Environmental Protection Agency have examined the vessel and say its presence has implications for National Security and the environment.Operatives of National Security Wednesday picked up five persons of a company found working on the ship.Head of Tema Environmental Protection Agency, Irene Heatcote, tells Joy News those arrested will be arraigned before court.